Answer:
7x² + x – 2
Step-by-step explanation:
(4x² + 3) – (–3x² – x + 5)
First, distribute the minus sign to eliminate the parentheses (negative terms become positive and vice versa):
4x² + 3 + 3x² + x – 5
Then, combine like terms:
7x² + x – 2
Answer:
24
Step-by-step explanation:
Answer:
I believe the answer is 20
Answer:
The value of
is
.
Step-by-step explanation:
We need to simplify the numeric expression using property. The expression is as follows :

The property to be used is : 
This property is valid if the base is same. Here, base is x.
In this given problem, x = 4, a = 1/3 and b = 1/5
So,

So, the value of
is
.